39427157 has 16 divisors (see below), whose sum is σ = 49496064. Its totient is φ = 30510000.

The previous prime is 39427151. The next prime is 39427187. The reversal of 39427157 is 75172493.

39427157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 39427157 - 2¹⁴ = 39410773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39427157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39427151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9932 + ... + 13322.

It is an arithmetic number, because the mean of its divisors is an integer number (3093504).

Almost surely, 2^39427157 is an apocalyptic number.

It is an amenable number.

39427157 is a deficient number, since it is larger than the sum of its proper divisors (10068907).

39427157 is a wasteful number, since it uses less digits than its factorization.

39427157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560.

The product of its digits is 52920, while the sum is 38.

The square root of 39427157 is about 6279.1047928825. The cubic root of 39427157 is about 340.3547537144.

The spelling of 39427157 in words is "thirty-nine million, four hundred twenty-seven thousand, one hundred fifty-seven".